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bigint.c (mpz_init_set_int): unified with mpz_set_int().

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2022-07-10 08:06:55 +09:00
parent 84d73ba6e8
commit 04b153a3b1
1 changed files with 14 additions and 26 deletions
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mrbgems/mruby-bigint/core/bigint.c
+14 -26
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@@ -39,23 +39,25 @@ mpz_init_set(mrb_state *mrb, mpz_t *s, mpz_t *t)
static void
mpz_set_int(mrb_state *mrb, mpz_t *y, mrb_int v)
{
mp_limb u;
for (size_t i=1; i<y->sz; i++)
y->p[i] = 0;
if (v < 0) {
y->sn = -1;
y->p[0] = (-v) & LMAX;
y->p[1] = ((-v) & LC) >> DIGITBITS;
if (v == 0) {
y->sn=0;
u = 0;
}
else if (v > 0) {
y->sn = 1;
y->p[0] = v & LMAX;
y->p[1] = (v & LC) >> DIGITBITS;
u = v;
}
else {
y->sn=0;
y->p[0] = 0;
y->p[1] = 0;
if (v < 0) {
y->sn = -1;
if (v == MRB_INT_MIN) u = v;
else u = -v;
}
y->p[0] = u & LMAX;
y->p[1] = (u & LC) >> DIGITBITS;
}
static void
@@ -64,22 +66,8 @@ mpz_init_set_int(mrb_state *mrb, mpz_t *y, mrb_int v)
mp_limb u;
y->p = (mp_limb*)mrb_malloc(mrb, sizeof(mp_limb)*2);
if (v < 0) {
y->sn = -1;
if (v == MRB_INT_MIN) u = v;
else u = -v;
}
else if (v > 0) {
y->sn = 1;
u = v;
}
else {
y->sn=0;
u = 0;
}
y->p[0] = u & LMAX;
y->p[1] = (u & LC) >> DIGITBITS;
y -> sz = 2;
y->sz = 2;
mpz_set_int(mrb, y, v);
}
static void